fix a few warnings on 64-bit machines

size_t is bigger than int on most 64-bit machines, so cast
size_t to long when passing them to printf-like functions.

Ideally we'd use %z, but many compilers don't support it.

git-svn-id: https://svn.musicpd.org/mpd/trunk@4656 09075e82-0dd4-0310-85a5-a0d7c8717e4f

src/playerData.c

@@ -64,7 +64,7 @@ void initPlayerData(void)
 	buffered_chunks = bufferSize / CHUNK_SIZE;
 
 	if (buffered_chunks >= 1 << 15) {
-		ERROR("buffer size \"%i\" is too big\n", bufferSize);
+		ERROR("buffer size \"%li\" is too big\n", (long)bufferSize);
 		exit(EXIT_FAILURE);
 	}